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EP2357392A4 - Illumination device, display device, and television reception device - Google Patents

Illumination device, display device, and television reception device

Info

Publication number
EP2357392A4
EP2357392A4 EP09833256A EP09833256A EP2357392A4 EP 2357392 A4 EP2357392 A4 EP 2357392A4 EP 09833256 A EP09833256 A EP 09833256A EP 09833256 A EP09833256 A EP 09833256A EP 2357392 A4 EP2357392 A4 EP 2357392A4
Authority
EP
European Patent Office
Prior art keywords
television reception
illumination
display device
display
illumination device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP09833256A
Other languages
German (de)
French (fr)
Other versions
EP2357392A1 (en
Inventor
Yasunari Hisada
Takafumi Hara
Kazuyuki Ono
Hisanori Inagaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of EP2357392A1 publication Critical patent/EP2357392A1/en
Publication of EP2357392A4 publication Critical patent/EP2357392A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G02F1/133322—Mechanical guidance or alignment of LCD panel support components
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/46—Fixing elements
    • G02F2201/465—Snap -fit

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Liquid Crystal (AREA)
EP09833256A 2008-12-18 2009-08-11 Illumination device, display device, and television reception device Withdrawn EP2357392A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008322793 2008-12-18
PCT/JP2009/064151 WO2010070950A1 (en) 2008-12-18 2009-08-11 Illumination device, display device, and television reception device

Publications (2)

Publication Number Publication Date
EP2357392A1 EP2357392A1 (en) 2011-08-17
EP2357392A4 true EP2357392A4 (en) 2012-04-18

Family

ID=42268628

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09833256A Withdrawn EP2357392A4 (en) 2008-12-18 2009-08-11 Illumination device, display device, and television reception device

Country Status (6)

Country Link
US (1) US20110242434A1 (en)
EP (1) EP2357392A4 (en)
JP (1) JPWO2010070950A1 (en)
CN (1) CN102227588A (en)
RU (1) RU2011124252A (en)
WO (1) WO2010070950A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102566139B (en) * 2010-12-28 2014-12-24 歌尔声学股份有限公司 LED (Light-Emitting Diode) backlight display equipment
TW201311101A (en) * 2011-08-22 2013-03-01 Wistron Corp Portable electronic module with back cover changing function
JP2014216933A (en) * 2013-04-26 2014-11-17 株式会社東芝 Television receiver and electronic apparatus
CN205353525U (en) * 2016-02-15 2016-06-29 京东方科技集团股份有限公司 Bearing structure , straight following formula backlight and display device
KR102331148B1 (en) * 2017-11-14 2021-11-26 엘지디스플레이 주식회사 Display device
CN112567273B (en) 2019-07-26 2022-04-05 华为技术有限公司 Optical fiber splicing assembly, sealing method thereof and optical fiber splicing box

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050073858A1 (en) * 2003-10-07 2005-04-07 Lg.Philips Lcd Co., Ltd. Lamp guide device and backlight assembly for liquid crystal display device using the same
US20060039163A1 (en) * 2004-08-21 2006-02-23 Samsung Electronics Co., Ltd. Supporting member for a display device, backlight assembly having the same and display device having the same
US20070210694A1 (en) * 2006-03-08 2007-09-13 Samsung Electronics Co., Ltd. Supporting member for liquid crystal display device, backlight assembly having the same and liquid crystal display device having the same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2540851Y (en) * 2002-04-17 2003-03-26 张荣士 Frame with multiple display ways
JP3616612B2 (en) * 2002-05-27 2005-02-02 シャープ株式会社 Light source support device, illumination device, and liquid crystal display device
JP4516492B2 (en) * 2005-07-08 2010-08-04 株式会社 日立ディスプレイズ Display device and method of assembling display device
JP2007180006A (en) * 2005-09-06 2007-07-12 Sharp Corp Backlight device and liquid crystal display apparatus
KR101267527B1 (en) * 2005-09-08 2013-05-23 엘지디스플레이 주식회사 fluorescent lamp guide holder for liquid crystal display device, back light assembly and liquid crystal display module using thereof
US7384179B2 (en) * 2006-01-18 2008-06-10 Mitsubishi Electric Corporation Planar light source unit and image display apparatus using the same
CN101109868A (en) * 2006-07-21 2008-01-23 中华映管股份有限公司 Directly-down backlight component
JP4244054B2 (en) * 2006-07-28 2009-03-25 シャープ株式会社 Backlight device and liquid crystal display device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050073858A1 (en) * 2003-10-07 2005-04-07 Lg.Philips Lcd Co., Ltd. Lamp guide device and backlight assembly for liquid crystal display device using the same
US20060039163A1 (en) * 2004-08-21 2006-02-23 Samsung Electronics Co., Ltd. Supporting member for a display device, backlight assembly having the same and display device having the same
US20070210694A1 (en) * 2006-03-08 2007-09-13 Samsung Electronics Co., Ltd. Supporting member for liquid crystal display device, backlight assembly having the same and liquid crystal display device having the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010070950A1 *

Also Published As

Publication number Publication date
US20110242434A1 (en) 2011-10-06
CN102227588A (en) 2011-10-26
EP2357392A1 (en) 2011-08-17
JPWO2010070950A1 (en) 2012-05-24
WO2010070950A1 (en) 2010-06-24
RU2011124252A (en) 2013-01-27

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20110609

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: HISADA, YASUNARI

Inventor name: HARA, TAKAFUMI

Inventor name: ONO, KAZUYUKI

Inventor name: INAGAKI, HISANORI

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20120320

RIC1 Information provided on ipc code assigned before grant

Ipc: F21S 2/00 20060101AFI20120314BHEP

Ipc: F21V 19/00 20060101ALI20120314BHEP

Ipc: F21Y 103/00 20060101ALI20120314BHEP

Ipc: G02F 1/13357 20060101ALI20120314BHEP

Ipc: G02F 1/1333 20060101ALI20120314BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20121205